New Flavonoids from Bonannia graeca (L.) Halacsy

Abstract

A n e v C-geranylated flavanene, bonannione A , and two new C-geranylated d i h y d r o f l a v o n o l s , bonanniol A and 8, were i s o l a t e d from Bonannia Graeca ( u m b e l l i f e r a e ) .The s t r u c t u r e s were deduced fmm spect r a l d a t a and chemical evidence.